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Unit-3
CAM
TANGENT- CAM
TANGENT Cam
When the flanks of the cam are straight and
tangential to the base circle and nose circle,
then the cam is known as tangent cam.
Tangent cam when roller has contact with
straight flank
.
.
Application of tangent cam
• IC –Engine operating valve
CASE -1
When the Roller has contact with straight
shank
Case - 1
When the Roller has contact with straight flank
Consider a roller , which rolls from point E from its centre A to new
location B on the pitch curve
.
.
.
.
.
.
CASE -2
When the Roller has contact with Nose
.
.
.
.
.
.
.
.
.

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